整理：中东局势跟踪（5月15日）

Conflict Situation - Israeli military issued evacuation warnings for three ports in Yemen [2] - Israeli forces conducted a drone strike on a vehicle in the Nabatieh region of Lebanon [2] - Yemeni military claimed to have used hypersonic ballistic missiles to attack Israel's Ben Gurion Airport [2] - Israeli military confirmed interception of a missile launched from Yemen [2] US-Iran Negotiations - US Treasury announced new sanctions against Iran [2] - Iranian Foreign Ministry stated that Iran will hold a nuclear issue meeting with the UK, France, and Germany on the 16th [2] - Saudi Foreign Minister expressed full support for US-Iran nuclear negotiations, anticipating positive outcomes [2] - Trump expressed hope for an agreement with Iran, contingent on Iran ceasing support for terrorism and not possessing nuclear weapons [2] Regional Cooperation and Tensions - Saudi Crown Prince indicated that the Gulf Cooperation Council seeks to collaborate with the US to ease regional tensions [2] - Indirect negotiations between Israel and Hamas regarding a ceasefire agreement in Gaza are ongoing in Qatar [2] - Saudi Foreign Minister noted that without a ceasefire in Gaza, it would be difficult to provide aid to the region [2] - US President Trump announced a historic economic commitment of $1.2 trillion in Qatar [2] - Trump mentioned exploring normalization of relations with the new Syrian government and potential future scenarios for Lebanon to escape Hezbollah control [2]